*{
    margin: 0;
    padding: 0;
}

main{
    text-align: center;
    width: 1000px;
    height: 100%;
    margin: 0px auto;
}
.userHead{
    margin-top: 50px;
    height: 200px;
}
.userLeft{
    float: left;
    width: 350px;
    height: 150px;
}
.userLeft>img{
    float: left;
    width: 150px;
    height: 150px;
    border-radius: 50%;
}
.userLeft>img:hover{cursor: pointer;}
.userLeft>input{ display: none;}
.userName{
    margin-top: -30px;
    float: right;
    line-height: 30px;
}
#remove{
    cursor: pointer;
}
#leave{
    color: #FFB31A;
    height: 40px;
    cursor: pointer;
    float: left;
}
.userRight{
    margin-top: 30px;
    float: right;
    background-color: #FFCC66;
}
.userRight ul{
    list-style: none;
}
.userRight li{
    width: 100px;
    margin: 20px 0;
    float: left;
    text-align: center;
}
.userRight li+li{
    border-left: 1px solid #777;
}
.userRight ul li div{
    text-align: center;
}
nav{
    width: 100%;
    height: 50px;
    line-height: 50px;
}
nav ul{
    list-style: none;
}
nav li{
    float: left;
    width: 100px;
}

a:hover,
a:focus {
color: #FFB31A;
text-decoration: none;
}
.a_1{
    color: black;
    text-decoration: none;
}
.a_2{
    color:#FFB31A ;
    font-weight: 700;
    text-decoration: none;
}
#menu_list li a:hover{
    text-decoration: none;
    font-weight: 700;
    color: #FFB31A;
    border-bottom: 2px #FFB31A solid;
}
#show{
    margin-top: 20px;
    text-align: center;
    height: 100%;
}
@media screen and (max-width: 992px){
    main{
        width: 100%;
    }
    .userRight li{
        width: 60px;
    }
    
}
@media screen and (max-width: 768px){
    main{
        width: 100%;
    }
    .userLeft{
        float: none;
        margin: 0 auto;
    }
    /* .Right{
        height: 100px;
    }
    .userRight{
      
        margin: 0 auto;
    } */
    .userHead{
        height: 250px;

    }
    #menu_list li{
        width: 80px;
    }


}
